Home / 4,219.32-6,330.21-1,753.68

Finding the Fourth Proportional to 4,219.32, 6,330.21 and 1,753.68

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Solution

The fourth proportional to 4,219.32, 6,330.21 and 1,753.68 is: 2,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.32 : 6,330.21 = 1,753.68 : x
  2. Step 2: Convert to fraction form
    4,219.32/6,330.21 = 1,753.68/x
  3. Step 3: Cross multiply
    4,219.32x = 6,330.21 × 1,753.68
  4. Step 4: Simplify right side
    4,219.32x = 11,101,162.67
  5. Step 5: Solve for x
    x = 11,101,162.67/4,219.32
  6. Step 6: Final answer
    x = 2,631.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.